Finding the Fourth Proportional to 807,087,115.02, 1,209,650,163.87 and 437,746,248.84
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Solution
The fourth proportional to 807,087,115.02, 1,209,650,163.87 and 437,746,248.84 is: 656,087,566.99
Step by Step Solution
- Step 1: Write the proportion equation
807,087,115.02 : 1,209,650,163.87 = 437,746,248.84 : x - Step 2: Convert to fraction form
807,087,115.02/1,209,650,163.87 = 437,746,248.84/x - Step 3: Cross multiply
807,087,115.02x = 1,209,650,163.87 × 437,746,248.84 - Step 4: Simplify right side
807,087,115.02x = 529,519,821,642,783,744 - Step 5: Solve for x
x = 529,519,821,642,783,744/807,087,115.02 - Step 6: Final answer
x = 656,087,566.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.